Zabbix

/*

** Copyright (C) 2001-2024 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#include "zbxsysinfo.h"

#include "../sysinfo.h"

#include "../common/stats.h"

​

int system_stat(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    char    *section, *type;

#define ZBX_MAX_WAIT_VMSTAT 2   /* maximum seconds to wait for vmstat data on the first call */

    int wait = ZBX_MAX_WAIT_VMSTAT;

#undef ZBX_MAX_WAIT_VMSTAT

    zbx_collector_data  *collector = get_collector();

​

    if (!VMSTAT_COLLECTOR_STARTED(collector))

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Collector is not started."));

        return SYSINFO_RET_FAIL;

    }

​

    /* if vmstat data is not available yet wait for collector to gather it */

    if (0 == collector->vmstat.data_available)

    {

        collector->vmstat.enabled = 1;

​

        while (wait--)

        {

            zbx_sleep(1);

            if (1 == collector->vmstat.data_available)

                break;

        }

​

        if (0 == collector->vmstat.data_available)

        {

            SET_MSG_RESULT(result, zbx_strdup(NULL, "No data available in collector."));

            return SYSINFO_RET_FAIL;

        }

    }

​

    if (2 < request->nparam)

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Too many parameters."));

        return SYSINFO_RET_FAIL;

    }

​

    section = get_rparam(request, 0);

    type = get_rparam(request, 1);

​

    if (NULL == section)

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid first parameter."));